We are living in the age of malodor amelioration. You smell better now—and will smell even better in the future—because of the advances that are occurring along Interstate 95 between Philadelphia and Newark. You could call that stretch of road

Let’s compare two diverse approaches to odor removal and the promise of permanently eliminating the odor after each approach. The two approaches both have chemistry and physics at their core though there are stark differences between direct application and ambient air